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SQL: ORDER BY clause is invalid
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À
01/04/2005 21:51:13
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 9
OS:
Windows XP SP2
Network:
Novell 5.x
Database:
Visual FoxPro
Divers
Thread ID:
01000629
Message ID:
01000937
Vues:
39
>>>>
>>>>What bug are you talking about? Such query works fine in VFP9.
>>>>OPEN DATABASE (HOME(2) + "Data\testdata")
>>>>USE testdata!employee
>>>>SELECT DISTINCT first_name, last_name, ;
>>>>	home_phone, RIGHT(ALLTRIM(home_phone),4) AS ph ;
>>>>	FROM employee ;
>>>>	ORDER BY ph, home_phone
>>>>
>>>
>>>The problem with the code is the "a." preceding the ssn.
>>>I believe as long as temp is in area "a" it will work.
>>
>>Dan,
>>
>>There's no 'a.' or ssn in either of above queries.
>
>Good, you're back.
>Someone to talk to.
>:)
>
>I think the problem is that the ssn is a memo.
>Then I get this error.
>Make Home_Phone a memo in the above code and try again.
>
Dan,

DISTINCT cannot be used with Memo fields. It's documented change in VFP8 (SET ENGINEBEHAVIOR 80).
--sb--
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